| Abbreviation | Definition |
|---|---|
| UE | Undetermined etiology |
| UE | Upper Extremity |
| UEH | Uterine Epithelial Height |
| UES | Upper Esophageal Sphincter |
| UEV | Ubiquitin E2 Variant |
| UFH | Unwanted Facial Hair |
| UFIA | Unsolicited Finger In the Anus |
| UFO | Unbearable Flatulent Odor |
| UGA | Under general anesthesia |
| UGF | Uro- Genital Fistula |
| UGH | Uveitis Glaucoma Hyphema syndrome |
| UGI | Upper Gastrointestinal |
| UGI | Upper Gastro-Intestinal |
| UGIB | Upper gastrointestinal bleeding |
| UGN | Uroguanylin |
| UGR | UroGenital Ridge |
| UHG | Urology Healthcare Group |
| UIBC | Unsaturated Iron Binding Capacity |
| UIP | Usual Interstitial Pneumonia |
| UIQ | Upper Inner Quadrant |